A)
B)
C)
D)
Correct Answer: A
Solution :
Follow priority rule. [a]
[b] 
[c] 
[d] 
Golden rule: If 4th priority group is vertical then R is R. If 4th priority group is horizontal, then R > S and \[S\to R.\]
You need to login to perform this action.
You will be redirected in
3 sec
